FA2.1 / FA3 - It's time

[Jordan]

I’ve added remarks on the FA2.1 proposal and originated 2 contracts for you to interact with:

FA2.1 as extension of the FA2 standard - DRAFT

At SmartPy we’ve read the proposal and wrote a contract with some tests that implements it. The contract is here: FA2_nft_minimal.py. I encourage people to read it if they want to understand how the standard is supposed to work. Please tell us if there is any mistake. Our remarks are: Overall it’s a good and interesting proposal. We are waiting for the merge of the TZIP proposal. The approve entrypoint explanations need to be a bit more explicit: Indicate that the transfer fails if the ap…